Heterotrophs:

Heterotrophs:

Parasites:

Parasites They obtain food directly from other organism of all trophic levels Micro consumers

Example:

Example Micro consumers Parasites

Detrivores and scavengers:

Detrivores and scavengers Detrivores feed on organic fragments Scavengers feed on dead bodies They are essential for quick break down of dead bodies of organisms Micro consumers

Example:

Example Micro consumers Detrivores and scavengers Vulture

Decomposers:

Decomposers Breakdown the complex compounds of dead or living protoplasm Absorb some of the decomposition products Release inorganic nutrients which are cycled back to the soil and the atmosphere Play important role in maintaining the dynamic nature of ecosystem Micro consumers

Example:

Example Micro consumers Bacteria and fungi

Abiotic components:

Abiotic components

Abiotic components:

Abiotic components

Abiotic components:

Abiotic components

Abiotic components:

Abiotic components These are substances that are dispersed from the dead bodies of organisms are derived from their excretions The various organic substances are collectively known as humus (contains carbohydrates, proteins, lipids, amino acids and nucleic acids) It link the biotic components with the abiotic components Organic substances